291219593

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{743}}^1$

素因数の和:1197

約数の個数: 24

約数和(自身を含む): 357923520

約数和(自身を除く): 66703927

約数列:

[1, 7, 19, 49, 133, 421, 743, 931, 2947, 5201, 7999, 14117, 20629, 36407, 55993, 98819, 312803, 391951, 691733, 2189621, 5943257, 15327347, 41602799, 291219593]

約数ペア:

[(1, 291219593), (7, 41602799), (19, 15327347), (49, 5943257), (133, 2189621), (421, 691733), (743, 391951), (931, 312803), (2947, 98819), (5201, 55993), (7999, 36407), (14117, 20629)]